Padlock, Shackle Dia. 7/16 in, Shackle Height 9/16 in, Shackle Width 1 9/16 in, Shackle Material Steel, Body Height 2 9/16 in, Body Width 3 5/64 in, Body Thickness 1 5/32 in, Body Material Brass, Number of Bumpers 0, Number of Pins 5 Pin, Key Type Alike, Opens with Key No. 8521, Weather Yes, Interchangeable Core No, Rekeyable No, Shackle Type Shutter Shackle